Home / 1,053,807,188.60-1,580,714,253.30-266,860,410.68

Finding the Fourth Proportional to 1,053,807,188.60, 1,580,714,253.30 and 266,860,410.68

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Solution

The fourth proportional to 1,053,807,188.60, 1,580,714,253.30 and 266,860,410.68 is: 400,291,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,807,188.60 : 1,580,714,253.30 = 266,860,410.68 : x
  2. Step 2: Convert to fraction form
    1,053,807,188.60/1,580,714,253.30 = 266,860,410.68/x
  3. Step 3: Cross multiply
    1,053,807,188.60x = 1,580,714,253.30 × 266,860,410.68
  4. Step 4: Simplify right side
    1,053,807,188.60x = 421,830,054,803,367,552
  5. Step 5: Solve for x
    x = 421,830,054,803,367,552/1,053,807,188.60
  6. Step 6: Final answer
    x = 400,291,494.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.